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An urn contains: 2 yellow balls, 1 red ball and 3 green balls. We draw a ball: What is the probability of getting: 1) a yellow ball: 2) a red ball: 3) a green ball: 4) a red ball or a green ball?
answered
Jun 14, 2022
Mathematics
high-school
6
votes
169k
views
Hi how to solve this question n(n+1)2 ; where n=9
answered
Jun 6, 2022
Mathematics
high-school
2
votes
113k
views
If Maria winks exactly 5 times every minute while she’s awake and she sleeps exactly 8 hours a day how many times does Maria Wink in a day?
answered
Mar 3, 2022
Chemistry
college
9
votes
56.3k
views
Michael drove 350 miles in 7 hours at a constant speed. Tell whether each statement is true or false
answered
Dec 22, 2021
Mathematics
high-school
4
votes
133k
views
What is the osmotic pressure, in torr, of a 3.00% solution of NaCl in water when the temperature of the solution is 45 ºC? Enter your answer scientific notation.
answered
Oct 23, 2021
Chemistry
college
5
votes
40.2k
views
What did French philosopher Jean-Jacques Rousseau argue? A. Kings and queens hold absolute power, and citizens must follow the laws of their country B. A democracy can work only if citizens agree to give
answered
Sep 30, 2021
History
high-school
6
votes
127k
views
What are reforms? (I’m learning about the industrial revolution)
answered
Sep 25, 2021
History
high-school
4
votes
100.0k
views
What is the slope of the line that passes through these two points? (-3, 2) (4, 2) Remember, Slope rise (y2-yı) run (x2-x1) Simplify your answer completely.
answered
Aug 25, 2021
Mathematics
high-school
6
votes
55.3k
views
Which type of graph is best suited to show the breakdown of how this teacher weights each category ?
answered
Jul 10, 2021
Physics
college
2
votes
79.7k
views
There are 200 end of the year school dance tickets available. Students who have perfect attendance are able to purchase them in advance. If 18 tickets were purchased in advance, then what percent of the
answered
May 23, 2021
Mathematics
high-school
4
votes
201k
views
1. Order the set of integers {-3, 0, -6,4} from greatest to least.
answered
Apr 18, 2021
Mathematics
high-school
2
votes
18.8k
views
Find the missing length, when you know the perimeter. 9m + 9m + ? + ? = 42m
answered
Apr 11, 2021
Mathematics
middle-school
6
votes
136k
views
Scatter radiation will have the greatest effect on which of these radiographic qualities? A. Spatial resolution B. Distortion C. Receptor exposure D. Contrast
answered
Apr 7, 2021
Biology
high-school
5
votes
44.9k
views
The complete mechanism for a reaction is considered to occur in two steps, one of which is slow and the other fast: A + B → C + D slow A + C → E + F fast What is the net chemical equation predicted by
answered
Aug 16, 2020
Chemistry
high-school
3
votes
5.8k
views
Given f(x)=3x^2+2x-10 and g(x)=3x-3 If g(f(x))=2
answered
Jul 19, 2020
Mathematics
middle-school
2
votes
187k
views
Which of the following equations represents Exponential Decay? y=−3x+5 y=3(0.8)x y=−3x−5 y=0.8(3)x
answered
Jul 11, 2020
Mathematics
high-school
1
vote
167k
views
When two data sets are compared, what characteristics will give the most accurate prediction? Explain.
answered
Jun 14, 2020
Mathematics
middle-school
2
votes
113k
views
A jet leaves a runway whose bearing is N 3232degrees°E from the control tower. After flying 77 miles, the jet turns 90degrees° and flies on a bearing of S 5858degrees°E for 88 miles. At that time, what
answered
Jun 6, 2020
Physics
high-school
3
votes
70.7k
views
If a 100-lb. cake of ice is placed on a plane of which the inclination to the horizontal is 35, what force will be required to keep it from sliding down the plane?
answered
Jul 5, 2019
Mathematics
college
5
votes
70.5k
views
HELPPPPPPPPPPPPPPPPPPP
answered
Apr 27, 2019
Mathematics
high-school
4
votes
41.3k
views
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